/*
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package com.googlecode.hfdpexample;

/**
 *
 * @author samwang
 */
public class RubberDuck extends Duck {

    @Override
    void quack() {
//        super.quack();
        System.out.print("Ji jiji....");
    }

    @Override
    void display() {
//        super.display();
        System.out.print("Rubber");
    }
    
}
